option_result 0.0.1-dev-4

A lightweight Dart library for Rust-like Option/Result types. Supports exhaustive pattern matching and provides helpers for None()/Err() propagation

0.0.1-dev-4

• Add Option#and(), andThen(), or(), orElse(), expect()
• Add Result#and(), andThen(), or(), orElse(), expect(), expectErr()

0.0.1-dev-3

• Add Option#map(), zip(), zipWith(), unzip()
• Add Result#map(), mapErr()
• Reworked propagateResult/Async semantics to be more in-line with Rust's Result Err propagation

0.0.1-dev-2

• Add separate packages to allow importing option and result separately
• Add Option#filter() method

0.0.1-dev-1

• Initial version.